public class Calculator {


    public Calculator() {

    }

    void addition(int a, int b)
    {
        System.out.println(a+b);
    }

    void subtration(int a,int b)
    {
        System.out.println(a-b);
    }

    void multiplication(int a,int b)
    {
        System.out.println(a*b);
    }

    void  division(int a,int b)
    {
        System.out.println(a/b);
    }

    void addition1(double a, double b)
    {
        System.out.println(a+b);
    }

    void subtration1(double a, double b)
    {
        System.out.println(a-b);
    }

    void multiplication1(double a, double b)
    {
        System.out.println(a*b);
    }

    void  division1(double a, double b)
    {
        System.out.println(a/b);
    }

}
